The SciencesApril 6, 1912
What Inventors are Doing - April 6, 1912
Simple Patent Law; Patent Office News; Inventions New and Interesting
Stories by L. J. Lesh
The SciencesAugust 8, 1908
Conditions of Success with Aeroplanes
Suggetions by a Practical Aeronaut
TechnologyOctober 19, 1907
Some Preliminary Experiments in Flying